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  <a name="EN-US_TOPIC_0000001937668601"></a><a name="EN-US_TOPIC_0000001937668601"></a>
  <h1 class="topictitle1">Managing Storage Device Information</h1>
  <div>
   <p>After a storage device is added to the <span>product</span>, you can perform operations on the device.</p>
   <p>Choose <span class="uicontrol"><b><span id="EN-US_TOPIC_0000001937668601__en-us_topic_0000001839142377_text19671936024"><strong>Protection</strong></span> &gt; File Systems &gt; Storage Device</b></span> to go to the <span class="wintitle"><b><span><strong>Storage Device</strong></span></b></span> page.</p>
   <p><a href="#EN-US_TOPIC_0000001937668601__table51069596392">Table 1</a> describes the operations.</p>
   <div class="tablenoborder">
    <a name="EN-US_TOPIC_0000001937668601__table51069596392"></a><a name="table51069596392"></a>
    <table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001937668601__table51069596392" frame="border" border="1" rules="all">
     <caption>
      <b>Table 1 </b>Operations on the storage device
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       <th align="left" class="cellrowborder" valign="top" width="21.279999999999998%" id="mcps1.3.4.2.4.1.1"><p>Operation</p></th>
       <th align="left" class="cellrowborder" valign="top" width="47.38%" id="mcps1.3.4.2.4.1.2"><p>Description</p></th>
       <th align="left" class="cellrowborder" valign="top" width="31.34%" id="mcps1.3.4.2.4.1.3"><p>Navigation Path</p></th>
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       <td class="cellrowborder" valign="top" width="21.279999999999998%" headers="mcps1.3.4.2.4.1.1 "><p>Modifying storage device information</p></td>
       <td class="cellrowborder" valign="top" width="47.38%" headers="mcps1.3.4.2.4.1.2 "><p><strong>Scenario</strong></p> <p>When the IP address, port number, username, or password of an added storage device is changed, perform this operation to synchronize the change.</p> <p><strong>Note</strong></p>
        <ul>
         <li>Modify the storage device information when no backup or restoration job is in progress. Otherwise, the job fails.</li>
         <li>You can only change the IP address to another management IP address of the same storage device.</li>
        </ul></td>
       <td class="cellrowborder" valign="top" width="31.34%" headers="mcps1.3.4.2.4.1.3 "><p>Choose <span class="uicontrol"><b><span><strong>More</strong></span> &gt; <span><strong>Modify</strong></span></b></span>.</p> <p><a href="en-us_topic_0000001937668485.html#EN-US_TOPIC_0000001937668485__table20829151954610">Table 1</a> describes the storage device parameters.</p></td>
      </tr>
      <tr>
       <td class="cellrowborder" valign="top" width="21.279999999999998%" headers="mcps1.3.4.2.4.1.1 "><p>Deleting a storage device</p></td>
       <td class="cellrowborder" valign="top" width="47.38%" headers="mcps1.3.4.2.4.1.2 "><p><strong>Scenario</strong></p> <p>If you do not need to protect a storage device or use the device as the target of restoration, you can delete the storage device.</p> <p><strong>Note</strong></p>
        <ul>
         <li>If a backup or scanning job is in progress, the storage device cannot be deleted. Wait until the job is complete.</li>
         <li>After a storage device is deleted, NAS file systems and associated with the storage device are also deleted.</li>
        </ul></td>
       <td class="cellrowborder" valign="top" width="31.34%" headers="mcps1.3.4.2.4.1.3 "><p>Choose <span class="uicontrol"><b><span><strong>More</strong></span> &gt; <span><strong>Delete</strong></span></b></span>.</p> <p>To delete storage devices in batches, select multiple storage devices and click <span class="uicontrol"><b><span><strong>Delete</strong></span></b></span> in the upper part of the page.</p></td>
      </tr>
      <tr>
       <td class="cellrowborder" valign="top" width="21.279999999999998%" headers="mcps1.3.4.2.4.1.1 "><p>Rescanning storage devices</p></td>
       <td class="cellrowborder" valign="top" width="47.38%" headers="mcps1.3.4.2.4.1.2 "><p><strong>Scenario</strong></p> <p>The <span>product</span> automatically scans storage devices every hour. If NAS file systems or NAS shares are added, deleted, or modified on a registered storage device, data is updated to the <span>product</span> after the scanning. This operation immediately updates changed NAS file systems to the <span>product</span>. By default, the system automatically refreshes storage devices every hour.</p> <p><strong>Note</strong></p> <p>The <span>product</span> does not automatically associate newly discovered NAS file systems with SLAs.</p></td>
       <td class="cellrowborder" valign="top" width="31.34%" headers="mcps1.3.4.2.4.1.3 "><p>Choose <span class="uicontrol"><b><span><strong>More</strong></span> &gt; <span><strong>Resource Scan</strong></span></b></span>.</p></td>
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     <strong>Parent topic:</strong> <a href="en-us_topic_0000001897309046.html">Storage Device Information</a>
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